Question

Trimethyl amine used for _______ in the preparation of alkyl halide from alchohol and phosphorous halide.

• A. the absorption of hydrogen halide
• B. the release of Hydrogen halide
• C. as the catalyst
• D. none

Answer 1

Answer: (A)

the absorption of hydrogen halide

Trimethyl amine and pyridine used for the absorption of hydrogen halide.in the preparation of alkyl halide from alchohol and phosphorous halide.As these two are bases which can neutralize the acids like $HCl$ and $HBr$
Hence option A is correct.